Player Page

Pieterse, J (Jay-Leigh)
Dob: 2010/05/21 (U16)
Gender: Female
Chess SA id: 2100151350
FIDE id:
Region: Overberg (WOS)
Citizen: RSA
Title(s):
Last active: 2024/06/08 (18 days ago)
Ratings
Raw rating=Current rating, Weighted rating (WR)=Weighted average of current/new Raw rating + last 23 published Raw ratings), Weighted performance (WP)=Weighted average of last 5 tournaments
Current Raw rating1047.5
Current Weighted rating1079.0
Current Weighted performance977.7
Current official/published rating (highest between Raw, WR and WP)1079.0
Current highest rating achieved1117.6
Current floor (min rating allowed)617.6
Current K-factor40
Games played this month6
Score (S)3.5
Expected score (We)2.12
Difference (S-We)0.91
Current Raw change (no limits, including tournament time weight)36.4
Current min/max change allowed (with limits)±206.1
Current Raw change used (final)36.4
Projected new Raw rating1083.9
Projected new Weighed rating989.9
Projected new Weighted performance1058.0
Projected new final Raw rating (if new WP > new Raw)1083.9
Projected new highest rating1117.6
Projected new floor617.6
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)1083.9
Projected effective change (new Official - current Official)+4.9
Raw rating=Current rating, Weighted rating (WR)=Weighted average of current/new Raw rating + last 23 published Raw ratings), Weighted performance (WP)=Weighted average of last 5 tournaments
Current Raw rating1021.2
Current Weighted rating1065.5
Current Weighted performance902.8
Current official/published rating (highest between Raw, WR and WP)1065.5
Current highest rating achieved1126.0
Current floor (min rating allowed)626.0
Current K-factor40
Games played this month0
Score (S)0.0
Expected score (We)0.00
Difference (S-We)0.00
Current Raw change (no limits, including tournament time weight)0.0
Current min/max change allowed (with limits)±213.9
Current Raw change used (final)0.0
Projected new Raw rating1021.2
Projected new Weighed rating977.0
Projected new Weighted performance902.8
Projected new final Raw rating (if new WP > new Raw)1021.2
Projected new highest rating1126.0
Projected new floor626.0
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)1021.2
Projected effective change (new Official - current Official)-44.3
s
Raw rating=Current rating, Weighted rating (WR)=Weighted average of current/new Raw rating + last 23 published Raw ratings), Weighted performance (WP)=Weighted average of last 5 tournaments
Current Raw rating1175.2
Current Weighted rating1166.1
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1175.2
Current highest rating achieved1175.2
Current floor (min rating allowed)675.2
Current K-factor40
Games played this month6
Score (S)3.5
Expected score (We)3.14
Difference (S-We)0.36
Current Raw change (no limits, including tournament time weight)14.4
Current min/max change allowed (with limits)±171.8
Current Raw change used (final)14.4
Projected new Raw rating1189.6
Projected new Weighed rating1072.3
Projected new Weighted performance914.4
Projected new final Raw rating (if new WP > new Raw)1189.6
Projected new highest rating1189.6
Projected new floor689.6
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)1189.6
Projected effective change (new Official - current Official)+14.4
Raw rating=Current rating, Weighted rating (WR)=Weighted average of current/new Raw rating + last 23 published Raw ratings), Weighted performance (WP)=Weighted average of last 5 tournaments
Current Raw rating1200.0
Current Weighted rating1200.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1200.0
Current highest rating achieved1200.0
Current floor (min rating allowed)700.0
Current K-factor36
Games played this month0
Score (S)0.0
Expected score (We)0.00
Difference (S-We)0.00
Current Raw change (no limits, including tournament time weight)0.0
Current min/max change allowed (with limits)±165.8
Current Raw change used (final)0.0
Projected new Raw rating1200.0
Projected new Weighed rating1104.0
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating1200.0
Projected new floor700.0
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1200.0
Projected effective change (new Official - current Official)=0.0
Tournaments
Tournament: Western Cape - Brian Raubenheimer Development Tournament 2024 (U15 Girls)
Start: 2024/06/08  End: 2024/06/08  Host: WOS  Type: Rapid   Time: 35  Time weight: 0.66  Rounds: 6
Games: 6  Score: 3.5
Main rating: 1047.5  Rating gain/loss: 36.4
Type rating: 1175.2  Rating gain/loss: 14.4
Analysis
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
4 Western Cape - Brian Raubenheimer Development Tournament 2024 (U15 Girls) 2024/06/08 2024/06/08 Overberg (WOS) Rapid 35 0.66 6 6 3.5 1047.5 1175.2 Analysis
3 Western Cape HS Individuals Championship 2024 (U15 Girls) 2024/03/21 2024/03/22 Overberg (WOS) Standard 60 0.83 6 6 1.5 1060.8 1020.8 Analysis
2 Overberg High Schools Trails 2024 (U15 Girls) 2024/03/02 2024/03/02 Overberg (WOS) Standard 60 0.83 5 4 1.0 1060.8 1020.8 Analysis
1 Overberg High Schools Trails 2024 (U15) 2024/02/24 2024/02/24 Overberg (WOS) Rapid 20 0.47 5 5 2.5 1038.6 1154.4 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
8 Western Cape - Brian Raubenheimer Development Tournament 2024 (U15 Girls) 2024/06/08 2024/06/08 Overberg (WOS) Rapid 35 0.66 6 6 3.5 1047.5 1175.2 Analysis
7 Western Cape HS Individuals Championship 2024 (U15 Girls) 2024/03/21 2024/03/22 Overberg (WOS) Standard 60 0.83 6 6 1.5 1060.8 1020.8 Analysis
6 Overberg High Schools Trails 2024 (U15 Girls) 2024/03/02 2024/03/02 Overberg (WOS) Standard 60 0.83 5 4 1.0 1060.8 1020.8 Analysis
5 Overberg High Schools Trails 2024 (U15) 2024/02/24 2024/02/24 Overberg (WOS) Rapid 20 0.47 5 5 2.5 1038.6 1154.4 Analysis
4 Western Cape Top Schools 2023 (U13 Girls) 2023/09/02 2023/09/03 Cape Winelands (WCW) Standard 60 0.83 6 5 0.0 1102.0 1102.0 Analysis
3 Overberg Top Schools 2023 (U13) 2023/08/05 2023/08/05 Overberg (WOS) Standard 60 0.83 5 4 1.0 1117.6 1126.0 Analysis
2 Overberg School Chess Closed Tournament 2023 (U13 Girls) 2023/03/25 2023/03/25 Overberg (WOS) Standard 60 0.83 5 5 1.0 1200.0 1200.0 Analysis
1 Overberg Schools Bredasdorp Zone Trails 2023 (U13) 2023/02/16 2023/03/02 Overberg (WOS) Rapid 20 0.47 6 6 2.0 1200.0 1200.0 Analysis
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 21 7 3 11 8.5 40.5 -81.0 1231.9 1150.9
White 12 5 0 7 5.0 41.7 -70.8 1261.8 1190.9
Black 9 2 3 4 3.5 38.9 -94.4 1192.0 1097.5
Standard All 10 2 1 7 2.5 25.0 -212.5 1241.6 1029.1
White 5 1 0 4 1.0 20.0 -255.0 1282.5 1027.5
Black 5 1 1 3 1.5 30.0 -170.0 1200.8 1030.8
Rapid All 11 5 2 4 6.0 54.5 38.6 1223.0 1261.6
White 7 4 0 3 4.0 57.1 60.7 1247.0 1307.7
Black 4 1 2 1 2.0 50.0 0.0 1181.0 1181.0
Blitz All 0 0 0 0 0.0 0.0 0.0 0.0 0.0
White 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Black 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 41 11 3 27 12.5 30.5 -165.9 1208.5 1042.6
White 21 8 0 13 8.0 38.1 -101.2 1212.7 1111.5
Black 20 3 3 14 4.5 22.5 -233.8 1204.0 970.3
Standard All 24 4 1 19 4.5 18.8 -265.6 1207.5 941.9
White 11 2 0 9 2.0 18.2 -270.5 1198.9 928.4
Black 13 2 1 10 2.5 19.2 -261.5 1214.7 953.2
Rapid All 17 7 2 8 8.0 47.1 -25.0 1209.9 1184.9
White 10 6 0 4 6.0 60.0 85.0 1227.9 1312.9
Black 7 1 2 4 2.0 28.6 -182.1 1184.1 1002.0
Blitz All 0 0 0 0 0.0 0.0 0.0 0.0 0.0
White 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Black 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Top 20 opponents most often played
#Chess SA idNameGamesScoreWinsDrawsLosses%AorDpPerformView
1 2100191684 Jacobs, T (Tineecke) 2 2.0 2 0 0 100.0 1049.7 425.0 1474.7 View list
2 2100193210 Dambrosio, D (Djuna) 2 1.0 1 0 1 50.0 1060.8 0.0 1060.8 View list
3 2100106826 Hendricks, L (Lakeisha) 2 0.0 0 0 2 0.0 1130.4 -425.0 705.4 View list
4 1110150712 Fredericks, T (Tedross) 1 1.0 1 0 0 100.0 1117.6 425.0 1542.6 View list
5 2100138473 Collins, X (Xiane) 1 1.0 1 0 0 100.0 1047.5 425.0 1472.5 View list
6 2090151278 Engelbrecht, J (Jenna) 1 1.0 1 0 0 100.0 1047.5 425.0 1472.5 View list
7 2090158348 Reynard, T (Tamara) 1 1.0 1 0 0 100.0 1047.5 425.0 1472.5 View list
8 1110151352 Smal, R (Riley) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
9 1110151353 Swart, J (Jayden) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
10 2110150718 Swart, T (Tayla) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
11 1100193223 Vogel, Z (Zandre) 1 1.0 1 0 0 100.0 1038.6 425.0 1463.6 View list
12 2090152208 Du Toit, I (Isabella) 1 0.5 0 1 0 50.0 1060.8 0.0 1060.8 View list
13 1100193211 Du Plessis, G (Gabriel) 1 0.5 0 1 0 50.0 1038.6 0.0 1038.6 View list
14 2090130803 Taute, M (Mecayla) 1 0.5 0 1 0 50.0 1047.5 0.0 1047.5 View list
15 2100158975 Koopman, N (Nuria) 1 0.0 0 0 1 0.0 1102.0 -425.0 677.0 View list
16 1130152294 Knapp, L (Liam) 1 0.0 0 0 1 0.0 1117.6 -425.0 692.6 View list
17 2100099926 Heydenrych, J (Jana) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
18 1110138421 Fisher, H (Heinz) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
19 2110146720 Fihla, L (Lethabo) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
20 2100193687 Healey, K (Katelyn) 1 0.0 0 0 1 0.0 1060.8 -425.0 635.8 View list